Second largest event in eight-year history welcomes 7,777 total finishers QUANTICO, VA (May 17, 2015) — The U.S. Marines joined U.S. Congressman Rob Wittman (R-VA) and “NCIS” television star David McCallum in hosting the second-largest Marine Corps Historic Half with 7,777 total finishers completing the Historic Half marathon, Historic 10K and Semper Fred 5K events. There were 6,245 finishers in the